2.1.6

Elements and Atoms

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Elements and Atoms

There are 118 different types of elements that humans have discovered and each one has its own chemical symbol. Atoms are the smallest pieces of an element that can exist. Examples of elements include:

Illustrative background for OxygenIllustrative background for Oxygen ?? "content

Oxygen

  • The chemical symbol for oxygen is O.
Illustrative background for IronIllustrative background for Iron ?? "content

Iron

  • The chemical symbol for iron is Fe.
Illustrative background for CobaltIllustrative background for Cobalt ?? "content

Cobalt

  • The chemical symbol for cobalt is Co.

Jump to other topics

1Biology

1.1Cells, Tissues & Organs

1.2Reproduction & Variation

1.3Ecological Relationships & Classification

1.4Digestion & Nutrition

1.5Plants & Photosynthesis

1.6Biological Systems & Processes

2Chemistry

2.1Particles

2.2Chemical Reactions

2.3Atoms, Elements, Compounds

2.4The Periodic Table

2.5Materials & the Earth

2.6Reactivity

2.7Energetics

2.8Properties of Materials

3Physics

3.1Energy

3.2Forces & Motion

3.3Waves

3.4Electricity & Magnetism

3.5Matter

3.6Space Physics

4Disciplinary Knowledge

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